<?php
namespace frontend\controllers;

use Yii;
use yii\base\InvalidParamException;
use yii\web\BadRequestHttpException;
use yii\web\Controller;
use yii\filters\VerbFilter;
use yii\filters\AccessControl;
use common\models\LoginForm;
use frontend\models\PasswordResetRequestForm;
use frontend\models\ResetPasswordForm;
use frontend\models\SignupForm;
use frontend\models\ContactForm;
use frontend\models\Document;
use yii\data\Pagination;

/**
 * Site controller
 */
class SiteController extends Controller
{
    /**
     * @inheritdoc
     */
    public function behaviors()
    {
        return [
            'access' => [
                'class' => AccessControl::className(),
                'only' => ['logout', 'signup'],
                'rules' => [
                    [
                        'actions' => ['signup'],
                        'allow' => true,
                        'roles' => ['?'],
                    ],
                    [
                        'actions' => ['logout'],
                        'allow' => true,
                        'roles' => ['@'],
                    ],
                ],
            ],
            'verbs' => [
                'class' => VerbFilter::className(),
                'actions' => [
                    'logout' => ['post'],
                ],
            ],
        ];
    }

    /**
     * @inheritdoc
     */
    public function actions()
    {
        return [
            'error' => [
                'class' => 'yii\web\ErrorAction',
            ],
            'captcha' => [
                'class' => 'yii\captcha\CaptchaAction',
                'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
            ],
        ];
    }

    /**
     * Displays homepage.
     *
     * @return mixed
     */
    public function actionIndex()
    {
        
        return $this->render('index');
        
       
    }
    
    /*
     * 列表页 
     * 
     *      */
    public function actionLists(){
        
        $id = \Yii::$app->request->get("id");
        if(intval($id) == 0){
            echo "<script>alert('错误类目ID')</script>";
            return $this->render('index');
        }
        //取得分类信息
        $categoryInfo = \Yii::$app->db->createCommand("select * from {{category}} where id=:id")->bindParam(":id", $id)->queryOne();
        //设置SEO
        \Yii::$app->params['WEB_SITE_TITLE'] = $categoryInfo['title']?$categoryInfo['title']:\Yii::$app->params['WEB_SITE_TITLE'];
        \Yii::$app->params['WEB_SITE_KEYWORD'] = $categoryInfo['keywords']?$categoryInfo['keywords']:\Yii::$app->params['WEB_SITE_KEYWORD'] ;
        \Yii::$app->params['WEB_SITE_DESCRIPTION'] = $categoryInfo['description']?$categoryInfo['description']:\Yii::$app->params['WEB_SITE_DESCRIPTION'];
        
        $query = Document::find()->where(['status' => 1,'category_id'=>$id]);
        $countQuery = clone $query;
        
        $pages = new Pagination(['totalCount' => $countQuery->count(),'pageSize'=>  \Yii::$app->params['LIST_ROWS']]);
        
        $models = $query->offset($pages->offset)
            ->limit($pages->limit)
            ->asArray()->all();
        
        
        return $this->render('lists',[
                'models' => $models,
                'pages' => $pages
          ]);
    }

    
    public function actionDetail(){
        
        $id = \Yii::$app->request->get("id");
        if(intval($id) == 0){
            echo "<script>alert('非法操作ID')</script>";
            return $this->render('index');
        }
        
        $document = \Yii::$app->db->createCommand("select a.title atitle,a.description,b.keywords,d.username,a.create_time acreate_time,a.update_time aupdate_time,b.content content,c.title category_name from {{document}} as a left join {{document_article}} as b on a.id=b.id left join {{category}} as c on a.category_id=c.id left join {{user}} as d on a.uid=d.id where a.id=:id")->bindParam(":id", $id)->queryOne();
            
         //设置SEO
        \Yii::$app->params['WEB_SITE_TITLE'] = $document['atitle']?$document['atitle']:\Yii::$app->params['WEB_SITE_TITLE'];
        \Yii::$app->params['WEB_SITE_KEYWORD'] = $document['keywords']?$document['keywords']:\Yii::$app->params['WEB_SITE_KEYWORD'] ;
        \Yii::$app->params['WEB_SITE_DESCRIPTION'] = $document['description']?$document['description']:\Yii::$app->params['WEB_SITE_DESCRIPTION'];
        
        return $this->render('detail',[
            
           'document'=>$document, 
        ]);
    }
    
    
    /**
     * 
     *   下载页
     * 
     * 
     * ***/
    
    public function actionDownload(){

        return $this->render('download');
        
    }
    
      /**
     * 
     *   购买页面
     * 
     * 
     * ***/
    
    public function actionBuy(){

        
        
        
        return $this->render('buy');
        
    }
    
    
    
    /**
     * Logs in a user.
     *
     * @return mixed
     */
    public function actionLogin()
    {
        if (!Yii::$app->user->isGuest) {
            return $this->goHome();
        }

        $model = new LoginForm();
        if ($model->load(Yii::$app->request->post()) && $model->login()) {
            return $this->goBack();
        } else {
            return $this->render('login', [
                'model' => $model,
            ]);
        }
    }

    /**
     * Logs out the current user.
     *
     * @return mixed
     */
    public function actionLogout()
    {
        Yii::$app->user->logout();

        return $this->goHome();
    }

    /**
     * Displays contact page.
     *
     * @return mixed
     */
    public function actionContact()
    {
        $model = new ContactForm();
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            if ($model->sendEmail(Yii::$app->params['adminEmail'])) {
                Yii::$app->session->setFlash('success', 'Thank you for contacting us. We will respond to you as soon as possible.');
            } else {
                Yii::$app->session->setFlash('error', 'There was an error sending your message.');
            }

            return $this->refresh();
        } else {
            return $this->render('contact', [
                'model' => $model,
            ]);
        }
    }

    /**
     * Displays about page.
     *
     * @return mixed
     */
    public function actionAbout()
    {
        return $this->render('about');
    }

    /**
     * Signs user up.
     *
     * @return mixed
     */
    public function actionSignup()
    {
        $model = new SignupForm();
        if ($model->load(Yii::$app->request->post())) {
            if ($user = $model->signup()) {
                if (Yii::$app->getUser()->login($user)) {
                    return $this->goHome();
                }
            }
        }

        return $this->render('signup', [
            'model' => $model,
        ]);
    }

    /**
     * Requests password reset.
     *
     * @return mixed
     */
    public function actionRequestPasswordReset()
    {
        $model = new PasswordResetRequestForm();
        if ($model->load(Yii::$app->request->post()) && $model->validate()) {
            if ($model->sendEmail()) {
                Yii::$app->session->setFlash('success', 'Check your email for further instructions.');

                return $this->goHome();
            } else {
                Yii::$app->session->setFlash('error', 'Sorry, we are unable to reset password for the provided email address.');
            }
        }

        return $this->render('requestPasswordResetToken', [
            'model' => $model,
        ]);
    }

    /**
     * Resets password.
     *
     * @param string $token
     * @return mixed
     * @throws BadRequestHttpException
     */
    public function actionResetPassword($token)
    {
        try {
            $model = new ResetPasswordForm($token);
        } catch (InvalidParamException $e) {
            throw new BadRequestHttpException($e->getMessage());
        }

        if ($model->load(Yii::$app->request->post()) && $model->validate() && $model->resetPassword()) {
            Yii::$app->session->setFlash('success', 'New password saved.');

            return $this->goHome();
        }

        return $this->render('resetPassword', [
            'model' => $model,
        ]);
    }
    
    
    
    
}
